We cut a water filter in HALF to see what it looks like inside! So interesting! We are glad to work in collaboration with The Gates on this project! You can read this year's letter here: http://bit.ly/1SXKyll After reading their letter, come back and comment on what “Super power for good” you would choose. Or tweet at us using the hashtag #superpowerforgood @whatsinsideit —————— If I had a SUPER POWER FOR GOOD, it would be to give the world clean drinking water. There are m